27893710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 59512320

約数和(自身を除く): 31618610

約数列:

[1, 2, 5, 10, 13, 19, 23, 26, 38, 46, 65, 95, 115, 130, 190, 230, 247, 299, 437, 491, 494, 598, 874, 982, 1235, 1495, 2185, 2455, 2470, 2990, 4370, 4910, 5681, 6383, 9329, 11293, 11362, 12766, 18658, 22586, 28405, 31915, 46645, 56465, 56810, 63830, 93290, 112930, 121277, 146809, 214567, 242554, 293618, 429134, 606385, 734045, 1072835, 1212770, 1468090, 2145670, 2789371, 5578742, 13946855, 27893710]

約数ペア:

[(1, 27893710), (2, 13946855), (5, 5578742), (10, 2789371), (13, 2145670), (19, 1468090), (23, 1212770), (26, 1072835), (38, 734045), (46, 606385), (65, 429134), (95, 293618), (115, 242554), (130, 214567), (190, 146809), (230, 121277), (247, 112930), (299, 93290), (437, 63830), (491, 56810), (494, 56465), (598, 46645), (874, 31915), (982, 28405), (1235, 22586), (1495, 18658), (2185, 12766), (2455, 11362), (2470, 11293), (2990, 9329), (4370, 6383), (4910, 5681)]